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Home Q & A Board Biology-Related Homework Help Anatomy and Physiology
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kandc kandc
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9 years ago

   
the action potential does not have to depolarize every segment of the axon membrane.
   
myelinated cells have more leakage through the membrane.
   
myelinated axons are larger in diameter.
   
myelinated cells have more ion channels per unit area than do non-myelinated cells.
   
myelinated fibers have a lower threshold of activation.
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#1
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9 years ago
the action potential does not have to depolarize every segment of the axon membrane.
As a result, it would be "jumping" from one node to another saving time and conducting faster.
Hope this helps Slight Smile
B.Sc in Biology
M.Sc Neuroscience
PhD. Candidate in Neuroscience
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